82209920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:314

約数の個数: 128

約数和(自身を含む): 217712880

約数和(自身を除く): 135502960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 128, 130, 160, 164, 205, 208, 241, 260, 320, 328, 410, 416, 482, 520, 533, 640, 656, 820, 832, 964, 1040, 1066, 1205, 1312, 1640, 1664, 1928, 2080, 2132, 2410, 2624, 2665, 3133, 3280, 3856, 4160, 4264, 4820, 5248, 5330, 6266, 6560, 7712, 8320, 8528, 9640, 9881, 10660, 12532, 13120, 15424, 15665, 17056, 19280, 19762, 21320, 25064, 26240, 30848, 31330, 34112, 38560, 39524, 42640, 49405, 50128, 62660, 68224, 77120, 79048, 85280, 98810, 100256, 125320, 128453, 154240, 158096, 170560, 197620, 200512, 250640, 256906, 316192, 341120, 395240, 401024, 501280, 513812, 632384, 642265, 790480, 1002560, 1027624, 1264768, 1284530, 1580960, 2005120, 2055248, 2569060, 3161920, 4110496, 5138120, 6323840, 8220992, 10276240, 16441984, 20552480, 41104960, 82209920]

約数ペア:

[(1, 82209920), (2, 41104960), (4, 20552480), (5, 16441984), (8, 10276240), (10, 8220992), (13, 6323840), (16, 5138120), (20, 4110496), (26, 3161920), (32, 2569060), (40, 2055248), (41, 2005120), (52, 1580960), (64, 1284530), (65, 1264768), (80, 1027624), (82, 1002560), (104, 790480), (128, 642265), (130, 632384), (160, 513812), (164, 501280), (205, 401024), (208, 395240), (241, 341120), (260, 316192), (320, 256906), (328, 250640), (410, 200512), (416, 197620), (482, 170560), (520, 158096), (533, 154240), (640, 128453), (656, 125320), (820, 100256), (832, 98810), (964, 85280), (1040, 79048), (1066, 77120), (1205, 68224), (1312, 62660), (1640, 50128), (1664, 49405), (1928, 42640), (2080, 39524), (2132, 38560), (2410, 34112), (2624, 31330), (2665, 30848), (3133, 26240), (3280, 25064), (3856, 21320), (4160, 19762), (4264, 19280), (4820, 17056), (5248, 15665), (5330, 15424), (6266, 13120), (6560, 12532), (7712, 10660), (8320, 9881), (8528, 9640)]